HELLEBRAND, Hans Jurgen; SCHOLZ, Volkhard. Düngerstimulierte Gasemissionen. agricultural engineering.eu, [S. l.], v. 52, n. 6, p. 302–303, 1997. DOI: 10.15150/lt.1997.2470. Disponível em: https://www.agricultural-engineering.eu/landtechnik/article/view/1997-52-6-302-303. Acesso em: 18 apr. 2024.